1.5 bacteria and enzymes Flashcards
(9 cards)
1
Q
why is bacteria important in your digestive system
A
they make important vitamins eg vitamin k
2
Q
where is bacteria kept
A
in the large intestine
3
Q
what is the roles of enzymes in digestion
A
breaks food from large to small molecules
they are catalysts
4
Q
what are the 3 main digestive enzymes
A
carbohydrase
protease
lipase
5
Q
where are carbohydrates broken down and what into?
A
- mouth, stomach and small intestine
- sugar molecule
6
Q
where and what are proteins broken down into?
A
- stomach and small intestine
- amino acids molecules
7
Q
where and what are lipids broken down into?
A
- small intestine
- fatty acid molecules and glycerol
8
Q
What is the function of bile?
A
Breaks down lipids into small droplets that easier that enzymes to work on.
Bile comes from the liver
9
Q
explain why enzymes are called catalysts
A
speed up reactions without being used up
